SAINT ANTHONY HEALTH AFFILIATES
NPI 1881086064
Clinic/Center - Multi-Specialty in Chicago, IL
About Saint Anthony Health Affiliates NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SAINT ANTHONY HEALTH AFFILIATES (NPI 1881086064) is a healthcare organization registered as a multi-specialty in Chicago, Illinois and active in the NPI registry since February 2015. The organization lists Dennis O Anosike, Cfo, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 15
Other Names 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Saint Anthony Health Affiliates is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
210Medicare enrollment records show 210 clinicians reassign Medicare billing to Saint Anthony Health Affiliates, which bills Medicare for the services they deliver. Of these, 114 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 23
Nearest to this location (20)
See all 210Chicago, IL 60612
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Saint Anthony Health Affiliates's NPI number?
The NPI number for Saint Anthony Health Affiliates is 1881086064. It was assigned to this organization in the NPPES registry on February 25, 2015. The provider is also known as Millennium Building.
Where is Saint Anthony Health Affiliates located?
Saint Anthony Health Affiliates is located at 1340 S Damen Ave, Chicago, IL 60608. The listed phone number is (773) 484-1000.
What is Saint Anthony Health Affiliates's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Multi-Specialty, with taxonomy code 261QM1300X.
Is Saint Anthony Health Affiliates enrolled in Medicare?
Yes. Saint Anthony Health Affiliates is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Saint Anthony Health Affiliates?
According to the CMS Revalidation Reassignment List (October 2026 release), 210 clinicians in 23 Medicare specialties reassign their Medicare billing to Saint Anthony Health Affiliates. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Diagnostic Radiology (48), Nurse Practitioner (28) and Obstetrics/Gynecology (18). Of these, 114 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Saint Anthony Health Affiliates accept?
Health plans from Ambetter Health, Ambetter Health of Delaware, Florida Blue (BlueCross BlueShield FL) and Florida Blue HMO (a BlueCross BlueShield FL company) list Saint Anthony Health Affiliates as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Saint Anthony Health Affiliates was last updated on August 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Saint Anthony Health Affiliates · NPI 1881086064
Multi-Specialty organization in Chicago, Illinois. Organization record, active in the CMS NPPES registry since February 25, 2015.
## Identity
- **NPI:** 1881086064 (Entity type: Organization)
- **Enumerated:** February 25, 2015
- **Primary specialty:** Clinic/Center - Multi-Specialty · taxonomy 261QM1300X
- **Also known as:** Millennium Building (Other Name)
- **Organization subpart:** Yes (part of Saint Anthony Hospital)
- **Authorized official:** Dennis Anosike, CFO
## Practice location
- **Address:** 1340 S DAMEN AVE, Chicago, IL 60608-1169
- **Phone:** (773) 484-1000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 210 clinicians in 23 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Diagnostic Radiology (48), Nurse Practitioner (28), Obstetrics/Gynecology (18); 114 practice within 10 miles; [full list](https://npiprofile.com/npi/1881086064/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 10, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1881086064) · Data from the CMS NPPES public registry.